Finding the Fourth Proportional to 13,016,522.84, 19,524,988.92 and 4,927,326.68
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Solution
The fourth proportional to 13,016,522.84, 19,524,988.92 and 4,927,326.68 is: 7,391,067.49
Step by Step Solution
- Step 1: Write the proportion equation
13,016,522.84 : 19,524,988.92 = 4,927,326.68 : x - Step 2: Convert to fraction form
13,016,522.84/19,524,988.92 = 4,927,326.68/x - Step 3: Cross multiply
13,016,522.84x = 19,524,988.92 × 4,927,326.68 - Step 4: Simplify right side
13,016,522.84x = 96,205,998,832,220.39 - Step 5: Solve for x
x = 96,205,998,832,220.39/13,016,522.84 - Step 6: Final answer
x = 7,391,067.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.